<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>请求错误</title>
</head>
<body>
<div style="height:80px"></div>
<div style="text-align:center"><h1>发生错误！</h1></div>
<div style="width:100%;">
    <div style="text-align: center;margin:auto;width: 300px; vertical-align:top">
		<div style="text-align:left">
			<ul>
				<li>客户端不在线</li>
				<li>请求地址不存在</li>
				<li>其他错误</li>
			</ul>
		</div>
    </div>
</div>
</body>
</html>